Nissan Murano Z51 (2008 year). Manual — part 4
B2112 SLIDING MOTOR
ADP-45
< COMPONENT DIAGNOSIS >
C
D
E
F
G
H
I
K
L
M
A
B
ADP
N
O
P
2.
Check voltage between driver seat control unit harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Replace driver seat control unit. Refer to
ADP-204, "Removal and Installation"
4.
CHECK INTERMITTENT INCIDENT
GI-40, "Intermittent Incident"
.
>> INSPECTION END
(+)
(–)
Voltage (V)
(Approx.)
Driver seat control unit
Connector
Terminals
B451
3
Ground
0
4
Revision: 2008 October
2009 Murano
ADP-46
< COMPONENT DIAGNOSIS >
B2113 RECLINING MOTOR
B2113 RECLINING MOTOR
Description
INFOID:0000000003312363
• The reclining motor is installed to the seatback frame.
• The reclining motor is activated with the driver seat control unit.
• Tilts the seatback frontward/rearward by changing the rotation direction of reclining motor.
DTC Logic
INFOID:0000000003312364
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
STEP 1
Turn ignition switch ON.
>> GO TO 2.
2.
STEP 2
Check “Self diagnostic result” with CONSULT-III.
Is the DTC detected?
YES
>> Perform diagnosis procedure. Refer to
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000003312365
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Turn ignition switch ON.
2.
Check “Self diagnostic result” with CONSULT-III.
3.
Erase the DTC.
4.
Perform DTC confirmation procedure. Refer to
.
Is the DTC displayed again?
YES
>> GO TO 2.
NO
>> Check intermittent incident. Refer to
GI-40, "Intermittent Incident"
.
2.
CHECK RECLINING MOTOR CIRCUIT (POWER SHORT)
1.
Turn ignition switch OFF.
2.
Disconnect reclining motor and driver seat control unit connector.
3.
Check voltage between reclining motor harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace harness or connector.
3.
CHECK DRIVER SEAT CONTROL UNIT OUTPUT SIGNAL
1.
Connect driver seat control unit connector.
DTC No.
Trouble diagnosis name
DTC detecting condition
Possible cause
B2113
SEAT RECLINING
The driver seat control unit detects the output of reclin-
ing motor output terminal for 0.1 second or more even
if the reclining switch is not input.
• Driver seat control unit
• Reclining motor harness is shorted
(+)
(–)
Voltage (V)
(Approx.)
Reclining motor
Connector
Terminals
B454
52
Ground
0
53
Revision: 2008 October
2009 Murano
B2113 RECLINING MOTOR
ADP-47
< COMPONENT DIAGNOSIS >
C
D
E
F
G
H
I
K
L
M
A
B
ADP
N
O
P
2.
Check voltage between driver seat control unit harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Replace driver seat control unit. Refer to
ADP-204, "Removal and Installation"
4.
CHECK INTERMITTENT INCIDENT
GI-40, "Intermittent Incident"
.
>> INSPECTION END
(+)
(–)
Voltage (V)
(Approx.)
Driver seat control unit
Connector
Terminals
B451
5
Ground
0
6
Revision: 2008 October
2009 Murano
ADP-48
< COMPONENT DIAGNOSIS >
B2116 TILT MOTOR
B2116 TILT MOTOR
Description
INFOID:0000000003515832
• The tilt motor is installed to the steering column assembly.
• The tilt motor is activated with the automatic drive positioner control unit.
• Tilts the steering column is tilted upward/downward by changing the rotation direction tilt motor.
DTC Logic
INFOID:0000000003515833
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
STEP 1
Turn ignition switch ON.
>> GO TO 2.
2.
STEP 2
Check “Self diagnostic result” with CONSULT-III.
Is the DTC detected?
YES
>> Perform diagnosis procedure. Refer to
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000003515834
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Turn ignition switch ON.
2.
Check “Self diagnostic result” with CONSULT-III.
3.
Erase the DTC.
4.
Perform DTC confirmation procedure. Refer to
.
Is the DTC displayed again?
YES
>> GO TO 2.
NO
>> Check intermittent incident. Refer to
GI-40, "Intermittent Incident"
.
2.
CHECK TILT MOTOR CIRCUIT (POWER SHORT)
1.
Turn ignition switch OFF.
2.
Disconnect automatic drive positioner control unit and tilt motor connector.
3.
Check voltage between tilt motor harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace harness or connector.
3.
CHECK AUTOMATIC DRIVER POSITIONER CONROL UNIT OUTPUT SIGNAL
1.
Connect automatic drive positioner control unit connector.
DTC No.
Trouble diagnosis name
DTC detecting condition
Possible cause
B2116
STEERING TILT
The automatic drive positioner control unit detects the
output of reclining motor output terminal for 0.1 second
or more even if the tilt switch is not input.
• Automatic drive positioner control
unit
• Tilt motor harness is shorted
(+)
(–)
Voltage (V)
(Approx.)
Tilt motor
Connector
Terminals
M116
1
Ground
0
2
Revision: 2008 October
2009 Murano
B2116 TILT MOTOR
ADP-49
< COMPONENT DIAGNOSIS >
C
D
E
F
G
H
I
K
L
M
A
B
ADP
N
O
P
2.
Check voltage between automatic drive positioner control unit harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Replace automatic drive positioner control unit. Refer to
ADP-205, "Removal and Installation"
.
4.
CHECK INTERMITTENT INCIDENT
GI-40, "Intermittent Incident"
.
>> INSPECTION END
(+)
(–)
Voltage (V)
(Approx.)
Automatic drive positioner control unit
Connector
Terminals
M104
28
Ground
0
29
Revision: 2008 October
2009 Murano
ADP-50
< COMPONENT DIAGNOSIS >
B2128 UART COMMUNICATION LINE
B2128 UART COMMUNICATION LINE
Description
INFOID:0000000003312379
Driver seat control unit performs UART communication with the automatic drive positioner control unit using 1
communication lines. Driver seat control unit receives the operation signals of tilt & telescopic switch, door mir-
ror remote control switch, and the position signals of door mirror sensor from the automatic drive positioner
control unit and transmits the operation request signal.
DTC Logic
INFOID:0000000003312380
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
STEP 1
Turn ignition switch ON.
>> GO TO 2.
2.
PROCEDURE
Check “Self diagnostic result” with CONSULT-III.
Is the DTC detected?
YES
>> Perform diagnosis procedure. Refer to
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000003312381
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Turn ignition switch ON.
2.
Check “Self diagnostic result” with CONSULT-III.
3.
Erase the DTC.
4.
Perform DTC confirmation procedure. Refer to
.
Is the DTC displayed again?
YES
>> GO TO 2.
NO
>> Check intermittent incident. Refer to
GI-40, "Intermittent Incident"
.
2.
CHECK UART COMMUNICATION LINE CONTINUITY
1.
Turn ignition switch OFF.
2.
Disconnect driver seat control unit and automatic drive positioner control unit connector.
3.
Check continuity between driver seat control unit harness connector and automatic drive positioner con-
trol unit harness connector.
4.
Check continuity between driver seat control unit harness connector and ground.
DTC No.
Trouble diagnosis name
DTC detecting condition
Possible cause
B2128
UART COMM
The communication between driver seat control unit
and auto drive positioner control unit is interrupted for
a period of time.
• UART communication line
(UART communication line is
open or shorted)
• Driver seat control unit
• Automatic drive positioner
control unit
Driver seat control unit
Automatic drive positioner control unit
Continuity
Connector
Terminal
Connector
Terminal
B452
32
M75
8
Existed
Revision: 2008 October
2009 Murano
B2128 UART COMMUNICATION LINE
ADP-51
< COMPONENT DIAGNOSIS >
C
D
E
F
G
H
I
K
L
M
A
B
ADP
N
O
P
Is the inspection result normal?
YES
>> Check intermittent incident. Refer to
GI-40, "Intermittent Incident"
.
NO
>> Repair or replace harness or connector.
Driver seat control unit
Ground
Continuity
Connector
Terminal
B452
32
Not existed
Revision: 2008 October
2009 Murano
ADP-52
< COMPONENT DIAGNOSIS >
POWER SUPPLY AND GROUND CIRCUIT
POWER SUPPLY AND GROUND CIRCUIT
DRIVER SEAT CONTROL UNIT
DRIVER SEAT CONTROL UNIT : Diagnosis Procedure
INFOID:0000000003312384
1.
CHECK POWER SUPPLY CIRCUIT
1.
Turn ignition switch OFF.
2.
Check voltage between driver seat control unit harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace harness.
2.
CHECK GROUND CIRCUIT
Check continuity between the driver seat control unit harness connector and ground.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Repair or replace harness.
DRIVER SEAT CONTROL UNIT : Special Repair Requirement
INFOID:0000000003312385
1.
PERFORM ADDITIONAL SERVICE
Perform additional service when removing battery negative terminal.
>> Refer to
ADP-8, "ADDITIONAL SERVICE WHEN REMOVING BATTERY NEGATIVE TERMINAL
.
AUTOMATIC DRIVE POSITIONER CONTROL UNIT
AUTOMATIC DRIVE POSITIONER CONTROL UNIT : Diagnosis Procedure
INFOID:0000000003312386
NOTE:
Do not disconnect the battery negative terminal and the driver seat control unit connector until DTC is con-
firmed with CONSULT-III.
1.
CHECK POWER SUPPLY CIRCUIT
1.
Turn ignition switch OFF.
2.
Check voltage between automatic drive positioner control unit harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace harness.
(+)
(–)
Voltage (V)
(Approx.)
Driver seat control unit
Connector
Terminals
B451
1
Ground
Battery voltage
Driver seat control unit
Ground
Continuity
Connector
Terminal
B451
2
Existed
(+)
(–)
Voltage (V)
(Approx.)
Automatic drive positioner control unit
Connector
Terminals
M104
25
Ground
Battery voltage
Revision: 2008 October
2009 Murano
POWER SUPPLY AND GROUND CIRCUIT
ADP-53
< COMPONENT DIAGNOSIS >
C
D
E
F
G
H
I
K
L
M
A
B
ADP
N
O
P
2.
CHECK GROUND CIRCUIT
Check continuity between the automatic drive positioner control unit harness connector and ground.
Is the inspection result normal?
YES
>> Automatic drive positioner control unit power supply and ground circuit are OK.
NO
>> Repair or replace harness.
AUTOMATIC DRIVE POSITIONER CONTROL UNIT : Special Repair Requirement
INFOID:0000000003312387
1.
PERFORM ADDITIONAL SERVICE
Perform additional service when removing battery negative terminal.
>> Refer to
ADP-8, "ADDITIONAL SERVICE WHEN REMOVING BATTERY NEGATIVE TERMINAL
.
Automatic drive positioner control unit
Ground
Continuity
Connector
Terminal
M104
30
Existed
Revision: 2008 October
2009 Murano
ADP-54
< COMPONENT DIAGNOSIS >
SLIDING SWITCH
SLIDING SWITCH
Description
INFOID:0000000003312388
Sliding switch is equipped to the power seat switch on the seat cushion side surface. The operation signal is
inputted to the driver seat control unit when the sliding switch is operated.
Component Function Check
INFOID:0000000003312389
1.
CHECK FUNCTION
1.
Select “SLIDE SW-FR”, “SLIDE SW-RR” in “Data monitor” mode with CONSULT-III.
2.
Check sliding switch signal under the following conditions.
Is the indication normal?
YES
>> INSPECTION END
NO
>> Perform diagnosis procedure. Refer to
Diagnosis Procedure
INFOID:0000000003312390
1.
CHECK SLIDING SWITCH SIGNAL
1.
Turn ignition switch OFF.
2.
Disconnect power seat switch connector.
3.
Turn ignition switch ON.
4.
Check voltage between power seat switch harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> GO TO 2.
2.
CHECK SLIDING SWITCH CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect driver seat control unit connector.
3.
Check continuity between driver seat control unit harness connector and power seat switch harness con-
nector.
4.
Check continuity between driver seat control unit harness connector and ground.
Monitor item
Condition
Status
SLIDE SW-FR
Sliding switch (forward)
Operate
ON
Release
OFF
SLIDE SW-RR
Sliding switch (backward)
Operate
ON
Release
OFF
(+)
(–)
Voltage (V)
(Approx.)
Power seat switch
Connector
Terminals
B459
11
Ground
Battery voltage
12
Driver seat control unit
Power seat switch
Continuity
Connector
Terminal
Connector
Terminal
B452
11
B459
11
Existed
12
12
Revision: 2008 October
2009 Murano
SLIDING SWITCH
ADP-55
< COMPONENT DIAGNOSIS >
C
D
E
F
G
H
I
K
L
M
A
B
ADP
N
O
P
Is the inspection result normal?
YES
>> Replace driver seat control unit. Refer to
ADP-204, "Removal and Installation"
NO
>> Repair or replace harness or connector.
3.
CHECK SLIDING SWITCH
ADP-55, "Component Inspection"
.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Replace power seat switch. Refer to
ADP-207, "Removal and Installation"
4.
CHECK INTERMITTENT INCIDENT
GI-40, "Intermittent Incident"
.
>> INSPECTION END
Component Inspection
INFOID:0000000003312391
1.
CHECK SLIDING SWITCH
1.
Turn ignition switch OFF.
2.
Disconnect power seat switch (sliding switch) connector.
3.
Check continuity between power seat switch (sliding switch) terminals.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace power seat switch. Refer to
ADP-207, "Removal and Installation"
.
Driver seat control unit
Ground
Continuity
Connector
Terminal
B452
11
Not existed
12
Power seat switch (Sliding switch)
Condition
Continuity
Terminal
35
11
Sliding switch (backward)
Operate
Existed
Release
Not existed
12
Sliding switch (forward)
Operate
Existed
Release
Not existed
Revision: 2008 October
2009 Murano
ADP-56
< COMPONENT DIAGNOSIS >
RECLINING SWITCH
RECLINING SWITCH
Description
INFOID:0000000003312392
Reclining switch is equipped to the power seat switch on the seat cushion side surface. The operation signal is
inputted to the driver seat control unit when the reclining switch is operated.
Component Function Check
INFOID:0000000003312393
1.
CHECK FUNCTION
1.
Select “RECLN SW-FR”, “RECLN SW-RR” in “Data monitor” mode with CONSULT-III.
2.
Check reclining switch signal under the following conditions.
Is the indication normal?
YES
>> INSPECTION END
NO
>> Perform diagnosis procedure. Refer to
Diagnosis Procedure
INFOID:0000000003312394
1.
CHECK RECLINING SWITCH SIGNAL
1.
Turn ignition switch OFF.
2.
Disconnect power seat switch connector.
3.
Turn ignition switch ON.
4.
Check voltage between power seat switch harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> GO TO 2.
2.
CHECK RECLINING SWITCH CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect driver seat control unit connector.
3.
Check continuity between driver seat control unit harness connector and power seat switch harness con-
nector.
4.
Check continuity between driver seat control unit harness connector and ground.
Monitor item
Condition
Status
RECLINE SW-FR
Reclining switch (forward)
Operate
ON
Release
OFF
RECLINE SW-RR
Reclining switch (backward)
Operate
ON
Release
OFF
(+)
(–)
Voltage (V)
(Approx.)
Power seat switch
Connector
Terminals
B459
13
Ground
Battery voltage
14
Driver seat control unit
Power seat switch
Continuity
Connector
Terminal
Connector
Terminal
B452
13
B459
13
Existed
14
14
Revision: 2008 October
2009 Murano
RECLINING SWITCH
ADP-57
< COMPONENT DIAGNOSIS >
C
D
E
F
G
H
I
K
L
M
A
B
ADP
N
O
P
Is the inspection result normal?
YES
>> Replace driver seat control unit. Refer to
ADP-204, "Removal and Installation"
NO
>> Repair or replace harness or connector.
3.
CHECK RECLINING SWITCH
ADP-57, "Component Inspection"
.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Replace power seat switch. Refer to
ADP-207, "Removal and Installation"
.
4.
CHECK INTERMITTENT INCIDENT
GI-40, "Intermittent Incident"
.
>> INSPECTION END
Component Inspection
INFOID:0000000003312395
1.
CHECK RECLINING SWITCH
1.
Turn ignition switch OFF.
2.
Disconnect power seat switch (reclining switch) connector.
3.
Check continuity between power seat switch (reclining switch) terminals.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace power seat switch. Refer to
ADP-207, "Removal and Installation"
.
Driver seat control unit
Ground
Continuity
Connector
Terminal
B452
13
Not existed
14
Power seat switch (Reclining switch)
Condition
Continuity
Terminal
35
13
Reclining switch (backward)
Operate
Existed
Release
Not existed
14
Reclining switch (forward)
Operate
Existed
Release
Not existed
Revision: 2008 October
2009 Murano
ADP-58
< COMPONENT DIAGNOSIS >
LIFTING SWITCH (FRONT)
LIFTING SWITCH (FRONT)
Description
INFOID:0000000003312396
Lifting switch (front) is equipped to the power seat switch on the seat cushion side surface. The operation sig-
nal is inputted to the driver seat control unit when the lifting switch (front) is operated.
Component Function Check
INFOID:0000000003312397
1.
CHECK FUNCTION
1.
Select “LIFT FR SW-UP”, “LIFT FR SW-DN” in “Data monitor” mode with CONSULT-III.
2.
Check lifting switch (front) signal under the following conditions.
Is the indication normal?
YES
>> INSPECTION END
NO
>> Perform diagnosis procedure. Refer to
Diagnosis Procedure
INFOID:0000000003312398
1.
CHECK LIFTING SWITCH (FRONT) SIGNAL
1.
Turn ignition switch OFF.
2.
Disconnect power seat switch connector.
3.
Turn ignition switch ON.
4.
Check voltage between power seat switch harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> GO TO 2.
2.
CHECK LIFTING SWITCH (FRONT) CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect driver seat control unit connector.
3.
Check continuity between driver seat control unit harness connector and power seat switch harness con-
nector.
4.
Check continuity between driver seat control unit harness connector and ground.
Monitor item
Condition
Status
LIFT FR SW-UP
Lifting switch front (up)
Operate
ON
Release
OFF
LIFT FR SW-DN
Lifting switch front (down)
Operate
ON
Release
OFF
(+)
(–)
Voltage (V)
(Approx.)
Power seat switch
Connector
Terminals
B459
17
Ground
Battery voltage
18
Driver seat control unit
Power seat switch
Continuity
Connector
Terminal
Connector
Terminal
B452
17
B459
17
Existed
18
18
Revision: 2008 October
2009 Murano
LIFTING SWITCH (FRONT)
ADP-59
< COMPONENT DIAGNOSIS >
C
D
E
F
G
H
I
K
L
M
A
B
ADP
N
O
P
Is the inspection result normal?
YES
>> Replace driver seat control unit. Refer to
ADP-204, "Removal and Installation"
NO
>> Repair or replace harness or connector.
3.
CHECK LIFTING SWITCH (FRONT)
ADP-59, "Component Inspection"
.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Replace power seat switch. Refer to
ADP-207, "Removal and Installation"
.
4.
CHECK INTERMITTENT INCIDENT
GI-40, "Intermittent Incident"
.
>> INSPECTION END
Component Inspection
INFOID:0000000003312399
1.
CHECK LIFTING SWITCH (FRONT)
1.
Turn ignition switch OFF.
2.
Disconnect power seat switch (lifting switch front) connector.
3.
Check continuity between power seat switch (lifting switch front) terminals.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace power seat switch. Refer to
ADP-207, "Removal and Installation"
.
Driver seat control unit
Ground
Continuity
Connector
Terminal
B452
17
Not existed
18
Power seat switch (lifting switch front)
Condition
Continuity
Terminal
35
17
Lifting switch front
(down)
Operate
Existed
Release
Not existed
18
Lifting switch front (up)
Operate
Existed
Release
Not existed
Revision: 2008 October
2009 Murano
ADP-60
< COMPONENT DIAGNOSIS >
LIFTING SWITCH (REAR)
LIFTING SWITCH (REAR)
Description
INFOID:0000000003312400
Lifting switch (rear) is equipped to the power seat switch on the seat cushion side surface. The operation sig-
nal is inputted to the driver seat control unit when the lifting switch (rear) is operated.
Component Function Check
INFOID:0000000003312401
1.
CHECK FUNCTION
1.
Select “LIFT RR SW-UP”, “LIFT RR SW-DN” in “Data monitor” mode with CONSULT-III.
2.
Check lifting switch (rear) signal under the following conditions.
Is the indication normal?
YES
>> INSPECTION END
NO
>> Perform diagnosis procedure. Refer to
Diagnosis Procedure
INFOID:0000000003312402
1.
CHECK LIFTING SWITCH (REAR) SIGNAL
1.
Turn ignition switch OFF.
2.
Disconnect power seat switch connector.
3.
Turn ignition switch ON.
4.
Check voltage between power seat switch harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> GO TO 2.
2.
CHECK LIFTING SWITCH (REAR) CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect driver seat control unit connector.
3.
Check continuity between driver seat control unit harness connector and power seat switch harness con-
nector.
4.
Check continuity between driver seat control unit harness connector and ground.
Monitor item
Condition
Status
LIFT RR SW-UP
Lifting switch rear (up)
Operate
ON
Release
OFF
LIFT RR SW-DN
Lifting switch rear (down)
Operate
ON
Release
OFF
(+)
(–)
Voltage (V)
(Approx.)
Power seat switch
Connector
Terminals
B459
15
Ground
Battery voltage
16
Driver seat control unit
Power seat switch
Continuity
Connector
Terminal
Connector
Terminal
B452
15
B459
15
Existed
16
16
Revision: 2008 October
2009 Murano
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